What's in season in September

22 kinds of fruit, vegetables and herbs usually at their best in September across much of the US, with how to pick and keep each one and the recipes that use it.

Months are when each item is usually at its best across much of the US. Seasons start earlier in warm places and later in cool ones, and they shift from year to year, so your local farm stand or market is the best guide.

ApplesPearsGrapesRaspberriesPeachesZucchiniTomatoesSweet cornCucumbersBell peppersJalapeños and hot peppersEggplantGreen beansSpinachLettuceCarrotsPotatoesSweet potatoesButternut squashPumpkinBasilMint

Fruit

Apples

At its best: August to November

Pick: Choose firm apples that feel heavy for their size, with tight skin and no soft or bruised spots.

Keep: Refrigerate them in the crisper drawer, away from leafy greens; most varieties keep for weeks.

Cook it

All 8 recipes with apples

Pears

At its best: August to November

Pick: Pears ripen after picking. Press gently near the stem: when it gives a little, the pear is ready.

Keep: Ripen firm pears on the counter, then refrigerate ripe ones and use them within a few days.

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Grapes

At its best: August to October

Pick: Pick plump grapes firmly attached to green, flexible stems.

Keep: Refrigerate unwashed, in their bag, and rinse just before eating.

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Raspberries

At its best: June to September

Pick: Choose dry, plump berries with no mold; tip the box to see the ones underneath.

Keep: They are fragile: refrigerate unwashed and use within a day or two, or freeze on a tray.

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Peaches

At its best: June to September

Pick: Smell the stem end: a ripe peach smells like a peach and gives slightly when pressed.

Keep: Ripen on the counter, stem side down, then refrigerate ripe peaches for a few days.

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Vegetables

Tomatoes

At its best: July to September

Pick: A ripe tomato smells sweet at the stem and feels heavy, with a little give.

Keep: Keep whole tomatoes on the counter, out of the sun, until ripe; refrigerate only cut or very ripe ones.

Cook it

All 18 recipes with tomatoes

Bell peppers

At its best: July to October

Pick: Look for glossy, firm peppers that feel heavy, with green, fresh-looking stems.

Keep: Refrigerate whole and dry; they keep about a week.

Cook it

All 28 recipes with bell peppers

Spinach

At its best: March to May and September to November

Pick: Look for deep green, perky leaves with no yellowing or slime.

Keep: Refrigerate dry in its bag or a container lined with a towel; use within about 5 days.

Cook it

All 11 recipes with spinach

Lettuce

At its best: April to June and September to October

Pick: Choose heads with crisp, bright leaves and no browning at the cut end.

Keep: Wash, spin dry and refrigerate wrapped in a towel inside a bag or box.

Cook it

All 8 recipes with lettuce

Carrots

At its best: September to March

Pick: Choose firm, smooth carrots; if the greens are on, they should look fresh.

Keep: Cut off any greens, then refrigerate in a bag; carrots keep for weeks.

Cook it

All 30 recipes with carrots

Potatoes

At its best: August to November

Pick: Pick firm potatoes with no green patches, sprouts or soft spots.

Keep: Store in a cool, dark, airy place, not the fridge and not next to onions.

Cook it

All 23 recipes with potatoes

Sweet potatoes

At its best: September to December

Pick: Choose firm sweet potatoes with smooth skin and no soft ends.

Keep: Keep in a cool, dark spot (not the fridge) and use within a couple of weeks.

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Pumpkin

At its best: September to November

Pick: For cooking, choose small sugar or pie pumpkins, not big carving ones. Canned pumpkin puree works all year.

Keep: Whole pumpkins keep for weeks somewhere cool and dry. Refrigerate an opened can of puree in a covered container.

Cook it

Herbs